January weather forecast
Shawmut, MT

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Weather in January

January, like December, is another subzero cold winter month in Shawmut, Montana, with an average temperature fluctuating between 17.8°F (-7.9°C) and 30.9°F (-0.6°C).

Temperature

During January, Shawmut observes a subtle ascent to a still subzero cold 30.9°F (-0.6°C) from December's 29.1°F (-1.6°C) in the average high-temperature. Throughout January, Shawmut experiences a low-temperature average of 17.8°F (-7.9°C).

Humidity

The most humid month is January, with an average relative humidity of 77%.

Rainfall

The months with the least rainfall in Shawmut are January and December Rain falls for 7.4 days and accumulates 0.51" (13mm) of rain.

Snowfall

Months with snowfall are January through May, September through December. In Shawmut, in January, snow falls for 12.2 days, with typically accumulated 3.98" (101mm) of snow. Throughout the year, in Shawmut, there are 74.3 snowfall days, and 33.5" (851mm) of snow is accumulated.

Daylight

In Shawmut, the average length of the day in January is 9h and 6min.
On the first day of January, sunrise is at 8:01 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:20 pm MST.

Sunshine

In January, the average sunshine is 6.5h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
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Frequently asked questions

How cold is January in Shawmut?

The high-temperature in Shawmut during January is 30.9°F (-0.6°C) and the low-temperature is 17.8°F (-7.9°C).

What is the most humid month in Shawmut?

With an average relative humidity of 77%, January is the most humid month.

What is the average humidity in January in Shawmut?

In Shawmut, Montana, the average relative humidity in January is 77%.

What is the driest month in Shawmut?

The months with the least rainfall in Shawmut are January and December Rain falls for 7.4 days and accumulates 0.51" (13mm) of rain.

How much does it rain in Shawmut in January?

In Shawmut, during January, the rain falls for 7.4 days and regularly aggregates up to 0.51" (13mm) of precipitation.

How many days does it snow in January in Shawmut?

In Shawmut, in January, during 12.2 snowfall days, 3.98" (101mm) of snow is typically accumulated.

What is the average length of the day in January in Shawmut?

In Shawmut, Montana, the average day length in January is 9h and 6min.

When is the sunrise / sunset in January in Shawmut?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 4:41 pm. On the last day of the month, sunrise is at 7:42 am and sunset at 5:20 pm MST.

How many hours of sunshine does Shawmut have in January?

The average sunshine duration in January is 6.5h.

What are the months with the lowest UV index in Shawmut?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in January in Shawmut?

The average daily maximum UV index in January in Shawmut is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Shawmut, MT

Average temperature in January - Shawmut, MT
  • Average high temperature in January: 30.9°F

The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (29.1°F).

  • Average low temperature in January: 17.8°F

The months with the highest average low temperature are July and August (55°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).

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Average pressure in January
Shawmut, MT

Average pressure in January - Shawmut, MT
  • Average pressure in January: 30.14"Hg

The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).

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Average wind speed in January
Shawmut, MT

Average wind speed in January - Shawmut, MT
  • Average wind speed in January: 10.7mph

The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).

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Average humidity in January
Shawmut, MT

Average humidity in January - Shawmut, MT
  • Average humidity in January: 77%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in January
Shawmut, MT

Average rainfall in January - Shawmut, MT
  • Average rainfall in January: 0.51"

The wettest month (with the highest rainfall) is May (2.4").
The driest months (with the least rainfall) are January and December (0.51").

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Average rainfall days in January
Shawmut, MT

Average rainfall days in January - Shawmut, MT
  • Average rainfall days in January: 7.4 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is December (7.2 days).

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Average snowfall in January
Shawmut, MT

Average snowfall in January - Shawmut, MT
  • Average snowfall in January: 3.98"

The month with the highest snowfall is April (6.73").
The months with the least snowfall are June, July and August (0").

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Average snowfall days in January
Shawmut, MT

Average snowfall days in January - Shawmut, MT
  • Average snowfall days in January: 12.2 days

The month with the highest number of snowfall days is February (14.6 days).
The months with the least snowfall days are June, July and August (0 days).

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Average daylight in January /
Average sunshine in January
Shawmut, MT

Average daylight in January / Average sunshine in January - Shawmut, MT
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in January: 6h and 3min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).

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Average sunshine days in January
Shawmut, MT

Average sunshine days in January - Shawmut, MT
  • Average sunshine days in January: 17.3 days

The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is April (7.8 days).

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Average UV index in January
Shawmut, MT

Average UV index in January - Shawmut, MT
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in January
Shawmut, MT

Average cloud cover in January - Shawmut, MT
  • Average cloud cover in January: 33

The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 15).

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Average visibility in January
Shawmut, MT

Average visibility in January - Shawmut, MT
  • Average visibility in January: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

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Shawmut, Montana, USA

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